unity access script variable from another script code example

Example 1: unity variable from another script

//Make Health public
public class PlayerScript: MonoBehaviour {
  public float Health = 100.0f;
}

//Access it.

public class Accessor : MonoBehaviour {
    void Start()
    {
        GameObject thePlayer = GameObject.Find("ThePlayer");
        PlayerScript playerScript = thePlayer.GetComponent<PlayerScript>();
        playerScript.Health -= 10.0f;
    }
}

Example 2: get variable from other scriptin unity c#

//-------------------------------PUT IN ScriptA-----------
public ScriptB = scriptB;

void Start()
{
  scriptB.myFloat = 3.542f;
}
//---------------------------------------------
//---------------------------PUT IN ScriptB---------
//make sure public so it can be accessed from other scripts.
public float myFloat;
//script a will change myFloat to 3.542 from null;
//note this is for Unity and C#